/*
 * Copyright (c) 2022 Snowplow Analytics Ltd, 2010 Anthon Pang
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
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 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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 */

import { fixupUrl } from '../src/proxies';

describe('Proxies', () => {
  beforeAll(() => {
    document.body.innerHTML = '<div>You have reached the cached page for</div><a href="http://www.example.com/">';
  });

  it('Host name is not a special case, Except in special cases, fixupUrl changes nothing', () => {
    const expectedLocationArray = ['normalhostname', 'href', 'http://referrer.com'];
    const fixedupLocationArray = fixupUrl('normalhostname', 'href', 'http://referrer.com');

    for (let i = 0; i < 3; i++) {
      expect(fixedupLocationArray[i]).toEqual(expectedLocationArray[i]);
    }
  });

  it("Host name = 'translate.googleusercontent.com', Get the URL for the untranslated page from the querystring and make the translated page the referrer", () => {
    const fixedupLocationArray = fixupUrl(
      'translate.googleusercontent.com',
      'http://translate.googleusercontent.com/translate?hl=en&sl=fr&u=http:www.francais.fr/path',
      ''
    );
    const expectedLocationArray = [
      'www.francais.fr',
      'http:www.francais.fr/path',
      'http://translate.googleusercontent.com/translate?hl=en&sl=fr&u=http:www.francais.fr/path',
    ];

    for (let i = 0; i < 3; i++) {
      expect(fixedupLocationArray[i]).toEqual(expectedLocationArray[i]);
    }
  });

  it("Host name = 'ccj.bingj.com', On a page cached by Bing, get the original URL from the first link", () => {
    const fixedupLocationArray = fixupUrl(
      'cc.bingj.com',
      'http://cc.bingj.com/cache.aspx?q=example.com&d=4870936571937837&mkt=en-GB&setlang=en-GB&w=QyOPD1fo3C2nC9sXMLmUUs81Jt78MYIp',
      'http://referrer.com'
    );
    const expectedLocationArray = ['www.example.com', 'http://www.example.com/', 'http://referrer.com'];

    for (let i = 0; i < 3; i++) {
      expect(fixedupLocationArray[i]).toEqual(expectedLocationArray[i]);
    }
  });

  it("Host name = 'webcache.googleusercontent.com', On a page cached by Google, get the original URL from the first link", () => {
    const fixedupLocationArray = fixupUrl(
      'webcache.googleusercontent.com',
      'http://webcache.googleusercontent.com/search?q=cache:http://example.com/#fragment',
      'http://referrer.com'
    );
    const expectedLocationArray = ['www.example.com', 'http://www.example.com/', 'http://referrer.com'];

    for (let i = 0; i < 3; i++) {
      expect(fixedupLocationArray[i]).toEqual(expectedLocationArray[i]);
    }
  });
});